Update page 'Home'

Home.md

@@ -20,17 +20,26 @@ The development environment is set up to use an SQLite3 database local.db` under
 
 To do so, run
 
-    pipenv instlal
+    pipenv install
     
 If you also want to do development, you may also run
 
     pipenv install --dev
     
+## Create the env file
+
+If you don’t mind constantly prepend your commands with `env FLASK_APP=calsocial:app FLASK_ENV=development`, you can skip this step.  Subsequent sections assume you did not skip.
+
+Create a file called `.env` in the root of the cloned repository with the following content:
+
+    FLASK_APP=calsocial:app
+    FLASK_ENV=development
+    
 ## Create the database
 
 To create the database, you have to run the Flask shell:
 
-    pipenv run env FLASK_APP=calsocial:app FLASK_ENV=development flask shell
+    pipenv run env flask shell
     
 When you see the `>>>` prompt, use the following two-liner to create the database tables:
 
@@ -43,6 +52,6 @@ db.create_all()
 
 To start the app, you just have to run `calsocial` as a module:
 
-    pipenv run env FLASK_APP=calsocial:app FLASK_ENV=development flask run
+    pipenv run env flask run
     
 After this, your local instance is available on http://127.0.0.1:5000/